Western Siberia-4 (Cretaceous of Russian Federation)
Where: Russian Federation (62.5° N, 70.0° E: paleocoordinates 59.0° N, 65.2° E)
• local area-level geographic resolution
When: Temnoptychites insolutus zone, Valanginian (139.8 - 132.9 Ma)
Environment/lithology: marine; siliciclastic sediments
Size class: macrofossils
Primary reference: V. N. Saks, ed. 1975. The Jurassic-Cretaceous Boundary and the Berriasian Stage in the Boreal Realm. 1-319 [M. Patzkowsky/K. Layou/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 2509: authorized by Mark Patzkowsky, entered by Karen Layou on 07.07.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Nodosariata | |
Foraminifera | |
Bivalvia | |
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ex gr. Buchia crassicollis Keyserling 1846 scallop originally entered as "Buchia ex gr. crassicollis"
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"cf. Entolium demissum" = Entolium demissus
"cf. Entolium demissum" = Entolium demissus Phillips 1835 scallop originally entered as "Entolium cf. demissum"
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Cephalopoda | |
"cf. Neotollia densa" = Tollia, "Neotollia sp." = Tollia, "Temnoptychites insolutus" = Nikitinoceras, "Temnoptychites sp." = Nikitinoceras
"Neotollia sp." = Tollia Pavlow 1914 ammonite
"Temnoptychites insolutus" = Nikitinoceras ammonite
"Temnoptychites sp." = Nikitinoceras Sokolov 1913 ammonite |